Thông số kỹ thuật
NCP81074ADR2G is a single-channel high-speed low-side MOSFET gate driver manufactured by onsemi, featuring strong peak sourcing and sinking drive current to accelerate power MOSFET switching and reduce switching loss in power conversion systems.
Giải thích về hậu tố
- NCP81074A: Core driver model with fixed TTL-compatible input threshold
- DR2G: SOIC-8 surface mount package, tape-and-reel bulk packaging
- Standard reel quantity is 2500 pieces per reel for automated SMT assembly
1. Thông số kỹ thuật điện chính
Dải điện áp đầu vào
- Operating VCC input voltage: 4.5 V ~ 20 V
- Integrated UVLO under-voltage lockout to prevent unstable operation at insufficient supply voltage
Drive Capability & Timing Performance
- Peak source and sink output current: 10 A each
- Delivers 7 A typical current during MOSFET Miller plateau phase to suppress Miller effect
- Split output pins allow independent adjustment of turn-on and turn-off slew rate via external resistors
- Typical propagation delay for turn-on and turn-off: 15 ns
- Typical rise time and fall time with 1.8 nF capacitive load: 4 ns
- Input supports both inverting and non-inverting logic, compatible with TTL and CMOS signal levels
- Typical quiescent supply current under normal operation: 1.2 mA
2. Built-in Protection Features
- Input under-voltage lockout protection to avoid false gate drive signals at low supply voltage
- Latch-up immunity design to resist transient electrical interference
- Over-temperature protection mechanism to protect the driver chip under extreme working conditions
3. Thông tin về bao bì và cơ khí
- Package type: 8-pin SOIC surface mount package
- Overall dimension: 5.0 mm × 4.0 mm × 1.5 mm maximum thickness
- Moisture Sensitivity Level: MSL 1, no mandatory time restriction for reflow soldering after package opening
- Gull-wing lead structure ensures stable soldering on PCB pads
4. Tiêu chuẩn về môi trường và tuân thủ
- Operating temperature range: -40 ℃ ~ +140 ℃
- Lead-free and halogen-free construction, fully compliant with RoHS and REACH regulations
- No automotive AEC-Q100 qualification, designed for industrial, telecom and data center non-automotive scenarios
5. Các tình huống ứng dụng điển hình
Secondary side synchronous rectifier drive for isolated power bricks and server power supplies DC-DC buck and boost converter low-side power tube driving circuits Industrial BLDC motor controller and relay drive auxiliary circuits Telecom equipment, network switch and data center distributed power modules High-frequency switching power adapters and battery charger control boards
LXB Semicon supplies original onsemi NCP81074ADR2G 10A high-speed low-side MOSFET gate driver IC
